RandomWOW/src/virtual_machine.hpp

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/*
Copyright (c) 2018 tevador
This file is part of RandomX.
RandomX is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
RandomX is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with RandomX. If not, see<http://www.gnu.org/licenses/>.
*/
#pragma once
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#include <cstdint>
#include "common.hpp"
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#include "program.hpp"
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/* Global namespace for C binding */
class randomx_vm {
public:
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virtual ~randomx_vm() = 0;
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virtual void allocate() = 0;
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virtual void getFinalResult(void* out, size_t outSize) = 0;
virtual void setDataset(randomx_dataset* dataset) { }
virtual void setCache(randomx_cache* cache) { }
virtual void initScratchpad(void* seed) = 0;
virtual void run(void* seed) = 0;
void resetRoundingMode();
randomx::RegisterFile *getRegisterFile() {
return &reg;
}
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const void* getScratchpad() {
return scratchpad;
}
protected:
void initialize();
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alignas(64) randomx::Program program;
alignas(64) randomx::RegisterFile reg;
alignas(16) randomx::ProgramConfiguration config;
randomx::MemoryRegisters mem;
uint8_t* scratchpad;
union {
randomx_cache* cachePtr = nullptr;
randomx_dataset* datasetPtr;
};
uint32_t datasetOffset;
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};
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namespace randomx {
template<class Allocator, bool softAes>
class VmBase : public randomx_vm {
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public:
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~VmBase() override;
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void allocate() override;
void initScratchpad(void* seed) override;
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void getFinalResult(void* out, size_t outSize) override;
protected:
void generateProgram(void* seed);
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};
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}